thrust ball bearing 51156:1,ABEC-3,5;Z2V2,Z3V3 2,High speed 3,End cover:ZZ,RS 4,Noise level: ... ,Z2 5,C2,C0,C Lily bearing is a specialized manufacturer of thrust ball bearing 51156. Miniature thrust bearings (or axial bearings) are available ... with bore sizes as small as 2mm. Miniature thrust bearings ...